5 x 7 )= 90 July 8, 2019 16 32 64 128 5 x 7 2 90 X 5 3x 7 90 Poste 7 5 x 90 90 5 7 x 2 10 900 x 7 5 5 x 7 = 35 5 x 5 x 5 x 5 x 5 5 x 9 + 7
